RecyclerView 固定高度

最新推荐文章于 2023-07-13 18:07:30 发布

梦想改变生活

最新推荐文章于 2023-07-13 18:07:30 发布

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文章标签： java android apache

本文链接：https://blog.youkuaiyun.com/Android_LeeJiaLun/article/details/123269237

版权

public class MaxHeightRecyclerView extends RecyclerView {
    private int mMaxHeight;

    public MaxHeightRecyclerView(Context context) {
        super(context);
    }

    public MaxHeightRecyclerView(Context context, AttributeSet attrs) {
        super(context, attrs);
        initialize(context, attrs);
    }

    public MaxHeightRecyclerView(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        initialize(context, attrs);
    }

    private void initialize(Context context, AttributeSet attrs) {
        TypedArray arr = context.obtainStyledAttributes(attrs, R.styleable.MMaxHeightRecyclerView);
        mMaxHeight = arr.getLayoutDimension(R.styleable.MMaxHeightRecyclerView_maxHeightRcvHeight, mMaxHeight);
        arr.recycle();

    }

    @Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        if (mMaxHeight > 0) {
            heightMeasureSpec = MeasureSpec.makeMeasureSpec(mMaxHeight, MeasureSpec.AT_MOST);
        }
        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
    }
}